| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | been [v-ing] [adv prt] for [det] years | 5 |
|
| 2 | been [v-ing] [adv prt] for [det] years | 5 |
|
| 3 | been [v-ing] on [prep] [det] years | 5 |
|
| 4 | been [v-ing] [adv prt] [prep] [det] years | 5 |
|
